Milling machine



FIG. 1 is a perspective view of a milling machine;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a right-side view thereof;

FIG. 5 is a left-side view thereof;

FIG. 6 is a back view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines in the drawings depict unclaimed environmental subjectmatter.

CLAIM The ornamental design for a milling machine, substantially asshown and described.